Convert catch_except_t to stdbool

catch_excep_t is a field that exists for MJIT. In the process of
rewriting MJIT in Ruby, I added API to convert 1/0 of _Bool to
true/false, and it seemed confusing and hard to maintain if you
don't use _Bool for *_p fields.

1 files changed, 1 insertions, 1 deletions

diff --git a/vm_core.h b/vm_core.h
index 45ec111155..eee25161f5 100644
--- a/vm_core.h
+++ b/vm_core.h
@@ -474,7 +474,7 @@ struct rb_iseq_constant_body {
         iseq_bits_t single;
     } mark_bits;
 
-    char catch_except_p; /* If a frame of this ISeq may catch exception, set TRUE */
+    bool catch_except_p; // If a frame of this ISeq may catch exception, set true.
     // If true, this ISeq is leaf *and* backtraces are not used, for example,
     // by rb_profile_frames. We verify only leafness on VM_CHECK_MODE though.
     // Note that GC allocations might use backtraces due to